Global Patent Index - EP 0168924 A2

EP 0168924 A2 19860122 - Masking films.

Title (en)

Masking films.

Title (de)

Maskierungsfilme.

Title (fr)

Pellicules de masquage.

Publication

EP 0168924 A2 19860122 (EN)

Application

EP 85303480 A 19850517

Priority

GB 8415782 A 19840620

Abstract (en)

Masking films comprise a transparent base, preferably a polyester or a polycarbonate, directly carrying a masking film in the form of a dyed transparent plastics material based upon a vinyl chloride-vinyl acetate copolymer coating, which contains an aromatic polyester-based polyurethane. The amount of vinyl acetate and polyurethane in the coating preferably comprises 30% to 65% w/w of its total polymer content.

IPC 1-7

C08J 7/04; C09D 3/72; C09D 3/76; G03F 1/00

IPC 8 full level

B32B 27/36 (2006.01); B05D 1/32 (2006.01); B32B 27/40 (2006.01); C08J 7/043 (2020.01); C08J 7/044 (2020.01); C09D 175/06 (2006.01); G03F 1/00 (2012.01)

CPC (source: EP US)

B05D 1/325 (2013.01 - EP US); C08J 7/0427 (2020.01 - EP US); C08J 7/043 (2020.01 - EP US); C08J 7/044 (2020.01 - EP US); C09D 175/06 (2013.01 - EP US); G03F 1/68 (2013.01 - EP US); Y10T 428/31507 (2015.04 - EP US); Y10T 428/31551 (2015.04 - EP US); Y10T 428/31565 (2015.04 - EP US); Y10T 428/31786 (2015.04 - EP US); Y10T 428/31797 (2015.04 - EP US)

C-Set (source: EP US)

C09D 175/06 + C08L 27/04

Designated contracting state (EPC)

BE CH DE FR GB IT LI NL

DOCDB simple family (publication)

EP 0168924 A2 19860122; EP 0168924 A3 19870422; EP 0168924 B1 19900321; DE 3576701 D1 19900426; GB 8415782 D0 19840725; JP H0235289 B2 19900809; JP S6112336 A 19860120; US 4636438 A 19870113

DOCDB simple family (application)

EP 85303480 A 19850517; DE 3576701 T 19850517; GB 8415782 A 19840620; JP 13520685 A 19850620; US 74164585 A 19850605